1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 03 05 A3- N-STATUS A3 Replaced by WSS-M11P65-A2 M. Mehandru, FNA 2006 01 24 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 4 1992 03 02 Released EP00E10176262000 KW conc. J. Schult Printed copies are uncontrolled Copyright 2009, Ford G
2、lobal Technologies, LLC Page 1 of 2 TAPE, PRESSURE SENSITIVE ADHESIVE, TWO SIDED, WSK-M3G183-A3 EXTERIOR ACRYLIC FOAM NOT TO BE USED FOR NEW DESIGN TAPE, PRESSURE SENSITIVE ADHESIVE, TWO SIDED, WSK-M3G183-A4 EXTERIOR ACRYLIC FOAM, HEAT ACTIVATED 1. SCOPE The materials defined by these specifications
3、 are adhesive coated foam tapes based on acrylic polymers. The tapes are protected by a release paper or polymer liner. 2. APPLICATION WSK-M3G183-A3: This specification was released originally for materials used to affix body side moldings. WSK-M3G183-A4: This specification was released originally f
4、or materials used for weatherstrip applications. The tape is one side heat activatable. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). WSK-M3G183-A3
5、: Adhesive tapes according to this specification shall meet the requirements of performance specification WSK-M11P49-A for body side moldings or WSK-M11P51-A for emblems. WSK-M3G183-A4: Adhesive tapes according to this specification shall meet all requirements of performance specification WSK-M11P48
6、-A for weatherstrip applications. 3.4 PREPARATION OF TEST PANELS Resistance tests shall be conducted using stainless steel panels (ASTM D 1000) 125 x 50 mm, unless otherwise noted. Test panels shall be cleaned with laboratory grade wiping paper and acetone prior to applying the tape. The tape shall
7、be applied to the sample with liner. Use of primer is not permitted. Test specimens shall be aged for 72 h at room temperature prior to testing unless otherwise specified. 3.5 MATERIAL PROPERTIES 3.5.1 Dimensions As specified on Engineering Drawing 3.5.2 Color As specified on Engineering Drawing 3.5
8、.3 Density, kg/m3Must be within +/- (ASTM D 3574, A) 10% of initial sample ENGINEERING MATERIAL SPECIFICATIONWSK-M3G183-A3/A4 Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of 2 3.6 PROPERTIES The figures below are minimum requirements. The original values and t
9、he type of failure (cohesive/adhesive failure) shall be noted in the Initial Sample Report. 3.6.1 90 Peel Adhesion, N/cm, min (FLTM BU 112-02, Method A) A3 A4 20 min RT 8.5 16 72 h RT 15 25 3.6.2 T-Peel Adhesion, N/cm, min 14 22 (FLTM BU 112-02, Method B) 3.6.3 T-Block Adhesion, N/cm2, min* 70 N.A.
10、(FLTM BU 112-02, Method D) 3.6.4 Dynamic Shear Adhesion, N/cm2, min* 62 N.A. (FLTM BU 101-06, Method A) 3.6.5 Tensile Strength, N/cm2, min 50 60 (ASTM D 412, Die C) 3.6.6 Elongation, %, min 500 500 (ASTM D 412, Die C, 500 mm/minute) * For initial approval only 3.7 QUALITY The adhesive tapes must be
11、adaptable for application in accordance with the appropriate Ford Motor Company Process Specification. The adhesive tapes must be compatible with all related materials, e.g. paint materials, primers, substrate materials, etc. 5. GENERAL INFORMATION The information given below is provided for clarifi
12、cation and assistance in meeting the requirements of these specifications. 5.1 STORAGE STABILITY 12 months Store at temperatures below 30 C or according suppliers technical data sheet. The release liner shall remove easily when measured by hand peel examination and shall not change appreciably after
13、 storage. 5.2 MATERIAL REFERENCE All related materials as well as the tape dimensions, used for approval of adhesive tapes according to this specification, e.g. paint materials, cleaners or substrate materials, shall be noted in the Initial Sample Report of the tape. 5.3 MINIMUM APPLICATION TEMPERATURE 15 C The adhesive tape shall not be used if the temperature of the parts to be bonded is below 15 C.
